Question

what should be added to 3a+4b to get 7a-5b?​

Answer 1

Answer:

Here is your answer.....

Answer 2

Step-by-step explanation:

Let the value. need to be added be p

(3a+4b)+p=(7a- 5b)

Subtracting (3a+4b) from both sides

(3a+4b)+p-(3a+4b)=(7a-5b)-(3a+4b)

p= 7a-3a-5b-4b

p=4a-9b